On Tue, May 26, 2020 at 12:00 PM Slava Ovsiienko
<viachesl...@mellanox.com> wrote:
> ConnectX HW timestamp is the captured value of internal 64-bit counter 
> running at the frequency,
> reported in the device_frequency_khz field of struct 
> mlx5_ifc_cmd_hca_cap_bits{}.
> This structure is queried in mlx5_devx_cmd_query_hca_attr() routine.

I can't query this because "DevX is NOT supported".
As a matter of fact, mlx5dv_open_device() returns NULL.
Not sure if this limitation comes from HW/firmware config or capability.
* rdma-code, libibverbs-dev: 28.0
* NIC Part Number:      MCX516A-CDA_Ax
* ConnectX-5 Ex EN
* FW: 16.25.1020

Reply via email to